docs: 更新 HTTP 错误码、用户积分、占卜运行及用户资料协议文档

.opencode/commands/trellis/before-frontend-dev.md

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+Read the frontend development guidelines before starting your development task.
+
+Execute these steps:
+1. Read `.trellis/spec/frontend/index.md` to understand available guidelines
+2. Based on your task, read the relevant guideline files:
+   - Component work → `.trellis/spec/frontend/component-guidelines.md`
+   - Hook work → `.trellis/spec/frontend/hook-guidelines.md`
+   - State management → `.trellis/spec/frontend/state-management.md`
+   - Type questions → `.trellis/spec/frontend/type-safety.md`
+3. Understand the coding standards and patterns you need to follow
+4. Then proceed with your development plan
+
+This step is **mandatory** before writing any frontend code.